Named after a major highway called North Dale Mabry, Northdale is a CDP in Hillsborough County in Florida. It has a population of 22079. It is spread over an area of 8.6 square miles. Median household income in Northdale is $66000.It is considered a suburb of Tampa and a good place to live and raise your family. Median home prices in Northdale are $185000. These stats make Northdale a good place for living. There are many good schools for the education of your kids and some high-quality restaurants for dining out. Residents are friendly, and crime rates are pretty low.